JPH0610556Y2 - Audio equipment with disk player - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to an audio device with a disc player, which has a disc player unit, among complex audio devices having a plurality of functions such as a radio unit and a tape unit.

(B) Conventional technology In recent years, development of compact discs (hereinafter referred to as CDs) has progressed, and along with this, commercialization of portable compound audio equipment in which a CD player section, a radio section, a tape section, etc. are integrated has been advanced. There is. One such conventional device is a CD player,
Multiple playback modes such as radio can be realized,
On the other hand, due to the integration of a plurality of functions, each part is greatly restricted in its configuration and the like.

In the CD player section, for example, a disc is mounted in the main body of the apparatus by opening a lid arranged in a main body cabinet, and a clamp member for pressing the disc against a turntable is arranged on the lid. After the disk is placed on the turntable, the disk is reproducible by pressing the disk against the turntable by the clamp member by closing the lid body (Shokai Sho 60-741 (G11B 17)).
(See / 028)). In general, the circuit section for controlling the mechanical section of the CD player section is mounted on the internal chassis separately from the mechanical section.

(C) Problems to be solved by the invention As described above, in the conventional device, the CD player unit has the mounting mechanism for mounting the disc separated into the main body side and the lid side, and the circuit unit is also separately mounted on the internal chassis. Because of this structure, the CD player unit has to be incorporated in the internal chassis in sequence during the assembling process, and the workability is poor. Further, since the CD player section requires adjustment of each part such as a pickup, it becomes difficult to adjust the parts after assembling each part in this way, and if a defect occurs due to inspection of the main part, the device is disassembled again one by one. I had to.

(D) Means for Solving the Problems In view of the above problems, the present invention relates to an audio device with a disc player having at least a disc player, in which a mechanism unit and a circuit unit constituting the disc player unit are provided in a main body cabinet. The components are arranged side by side on a single substrate constituting the unit, and thus the disc player unit is made independent of other functional units.

(E) Action The disc player unit is mounted on a single substrate before being incorporated into the main body of the device, and constitutes an independent functional unit. Then, after supplying power to such a disc player unit and further setting a disc to perform a reproducing operation and the like and adjusting and inspecting the waveforms of the respective units, the disc player unit thus integrated is mounted on the main body of the apparatus. Incorporate.

(F) Embodiment One embodiment of the present invention will be described below. FIG. 1 is a view showing the external appearance of the main device ( 1 ) is a CD player section, (2)
Is a tape player unit, (3) is an operation unit, and (4) is a radio tuning knob. As shown in the figure, the CD player unit ( 1 ) is located at the bottom of the main unit, that is, the C
The D player section ( 1 ) is mounted on the bottom lid (5) of the main body device.

The CD player section ( 1 ) is shown in FIG. 2, and its configuration will be described in detail below.

Reference numeral (6) is a support chassis, on which the pickup (7) is slidably supported via shafts (8) and (8), and a turntable (9) and a spindle motor for driving the turntable (9). (Not shown) is installed. Reference numeral (10) is a cover for covering the upper surface of the support chassis (6), which includes the pickup (7) and the turntable (9).
A long hole (11) and an opening (12) which are exposed to the outside are formed.
The cover (10) is attached to the upper surface of the support chassis (6) by screws (13), (13), (13) and (13). The support chassis (6) to which the pickup (7), the turntable (9), etc. are mounted in this way is connected to the boss (15) of the bottom lid (5) through the rubber dampers (14) (14) (14) (14). ) (15) (15) (15) is screwed. The rubber dampers (14), (14), (14), (14) act to elastically lift the support chassis (6) with respect to the bottom lid (5) and absorb external vibration before it is transmitted to the support chassis (6). To do.

(16) is a tray for carrying a disc, which has an opening (17) and guide holes (19 (19), (19), (19) formed in the side walls (18), (18)).
The lifter (20) is supported via. That is, the lifter (2
Pins (21), (21), (21) and (21) are bored on both sides of the (0), and these pins (21), (21), (21) and (21) are inserted into the guide holes (19 (19 ),
(19) The lifter (20) is slidably supported on the tray (16) in a slanting direction by being fitted in the (19).
Such a lifter (20) is urged in the direction of arrow A by a spring stretched between the lifter (20) and the tray (16), whereby the lifter (20) is diagonally above the tray (16). It is located in position. Further, the lifter (20) has a storage portion (20a) for storing and placing a disc, an opening (20b) formed in the storage portion (20a), and a positioning pin implanted near the storage portion (20a). (20c) and (20c) are provided. And the tray (1
6) has two bearings on the bottom. After inserting the shafts (21) and (21) into this bearing, the shaft (21)
Attach (21) to the support frames (22) and (22), and further attach the support frames (22) (2
2) Screw holes (23) (23) (23), (24) (2) of the bottom lid (5)
4) The tray (16) is slidably supported in the BB 'direction with respect to the bottom lid (5) by being screwed to the (24).

(25) is an L-shaped clamp lever, and the turning shaft is attached to the bent portion.
(26) is provided, and the rotary shaft (26) is attached to the bottom lid (5).
Of the support boss (27) (27) is engaged with the bearing (28) (28) of the support boss (27) (27), and the rotation shaft (26) is prevented from coming off with screws (29) (29). It is rotatably supported by 27). The clamp lever (25) has a stabilizer (30) rotatably supported at its pivot end, and a protrusion (31) is provided near the pivot shaft (26).

Reference numeral (32) is a restriction member for restricting the lifter (20), which is screwed to the boss (33) of the bottom lid (5).

The mounting state of each mechanism configured as described above on the bottom lid will be described with reference to FIG.

As described above, the support chassis (6) is elastically supported by the bottom lid (5). Shafts (21) and (21) are arranged in parallel across the support chassis (6), and the tray (16) is slidably supported by the shafts (21) and (21). FIG. 3 shows a disc mounted state in which the tray (16) is pulled out. When the tray (16) is loaded, the tray (16) and the lifter (20) pass through the upper part of the support chassis (6) to be loaded. The clamp lever (25) is arranged on the side of the tray (16) so that its rotating shaft (26) is parallel to the shaft (21), and the stabilizer (30) at the rotating end is the turntable (9). Is facing. When the disc is mounted, the clamp lever (25) has the protrusion (31)
Since the rotation is restricted by contacting the side wall (18) of (16),
The stabilizer (30) is separated from the turntable (9) (non-clamped state). At this time, the lifter (20) is positioned diagonally above the tray (16) by the spring as described above.

From this state, when the disc is stored in the storage part (20a) of the lifter (20) and the tray (16) is pushed in, the tray (16) is moved between the turntable (9) and the stabilizer (30). It At this time, 2 which was planted on the upper surface of the lifter (20)
Stabilizer (30) between two locating pins (20c) (20c)
By passing through, the edge of the stabilizer (30) abuts either one of the positioning pins (20c) (20c), and the positional deviation of the stabilizer (30) with respect to the clamp lever (25) is corrected. Then, when the tray (16) is further pushed and the center hole of the disc is positioned right above the turntable (9), the end edge of the lifter (20) is restricted by the regulating member (3).
The movement is regulated by touching 2). At the same timing as this, the protrusion (31) of the clamp lever (25) is aligned with the side wall of the tray (16).
Reach the cam portion (18a) of (18). And then another tray
When (16) is pushed in, the lifter (20) is displaced right below due to the movement restriction by the restriction member (32) and the action of the guide holes (19) (19), (19) (19) of the tray (16), The disc is placed on the turntable (9). Further, at this time, since the protrusion (31) of the clamp lever (25) passes over the cam portion (18a), the clamp lever (25) is rotated in the direction of the turntable, and the stabilizer (30) is placed on the turntable described above. Abut the upper surface of. A magnet is attached to the stabilizer (30), while the turntable (9) is made of a magnetic material, so that a magnet working between the stabilizer (30) and the turntable (9) is used. The disc is sandwiched between them. The disk is mounted as described above,
The disc can be played.

By the way, a printed circuit board (34) having a CD circuit portion for controlling the mechanical portion on the side portion of the mechanical portion is provided on the bottom lid (5) with screws (35) (35) (35) (35). Is screwed by. (36) is a power supply line for supplying power to such a CD circuit part, (37) and (38) are connected to a pickup (7) of a mechanical part, a spindle motor (not shown), each part switch, A signal transmission line for transmitting control signals and the like. Signals are transmitted / received to / from functional units other than the CD player unit via the terminal (39).

As described above, the CD mechanism section and the CD circuit section are mounted on the bottom lid (5), and the signal transmission lines (37) and (38) are connected to the respective sections to complete the CD player section ( 1 ). . When adjusting the volume of each part of the CD player unit ( 1 ) thus assembled and inspecting the waveform, power is supplied to the power supply line (36) and the disc is mounted according to the above procedure, and then the disc is mounted. It is performed by setting the normal playback mode. After the adjustment and inspection of each part, the bottom lid (5) is attached to the main body of the device, and the mounting of the CD player part ( 1 ) is completed.

(G) Effect of the Invention According to the present invention as described above, the mechanism section and the circuit section that form the disc player section are mounted side by side on a single substrate that forms a part of the main body cabinet. Since one functional unit is configured independently of other functional units of the device body, when the disc player unit is incorporated in the device body, adjustment and inspection of each unit of the disc player unit are performed in advance on a single substrate. It can be performed independently for other functional units. Further, since the mounting of the disc player unit is completed only by mounting the substrate on the device body, workability is improved.

[Brief description of drawings]

Each of the drawings shows an embodiment of the present invention. FIG. 1 is an external perspective view of the apparatus main body, FIG. 2 is an exploded perspective view of a CD player portion, and FIG. 3 is a bottom lid mounting of the CD player portion. FIG. ( 1 ) ... CD player part, (5) ... bottom lid (board), (7) ... pickup, (9) ... turntable, (16) ... tray, (20) ... lifter, ( twenty five)…
… Clamp lever, (34) …… Printed circuit board.

Claims (1)

[Scope of utility model registration request] 1. In a sound device with a disc player having at least a disc player unit, a mechanism unit and a circuit unit constituting the disc player unit are mounted side by side on a single board constituting a part of a main body cabinet. An audio device with a disc player is characterized in that the disc player section is independent of other functional sections.